Mozilla is testing a new feature in Firefox called Time Travel Debugging. The feature is aimed at developers and is currently only available in the latest version of Firefox Nightly for Mac. The new ...

In the movies, time travelers typically step inside a machine and—poof—disappear. They then reappear instantaneously among cowboys, knights or dinosaurs. What these films show is basically time ...

Time travel has been a fantasy for at least 125 years. H.G. Wells penned his groundbreaking novel, The Time Machine, in 1895, and it’s something that physicists and philosophers have been writing ...

Learn exactly how Einstein's theory of relativity works, and discover how there's nothing in science that says time travel is impossible. When you purchase through links on our site, we may earn an ...